paste-with-newline-three-times.html

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<!DOCTYPE html>

<meta charset="utf-8" />

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/resources/testdriver.js"></script>

<script src="/resources/testdriver-vendor.js"></script>

<script src="/resources/testdriver-actions.js"></script>

<script src="../include/editor-test-utils.js"></script>

<textarea id="copy">test

</textarea>

<textarea id="paste"></textarea>

<textarea id="target"></textarea>

<script>

  promise_test(async () => {

    const range = document.createRange();

    const contentToCopy = document.getElementById("copy");

    range.selectNodeContents(contentToCopy);

    const selection = window.getSelection();

    selection.removeAllRanges();

    selection.addRange(range);

    // Send copy command

    let utils = new EditorTestUtils(contentToCopy);

    await utils.sendCopyShortcutKey();

    selection.removeAllRanges();

    const textarea = document.getElementById("paste");

    utils = new EditorTestUtils(textarea);

    textarea.focus();

    // Send paste command three times

    await utils.sendPasteShortcutKey();

    await utils.sendPasteShortcutKey();

    await utils.sendPasteShortcutKey();

    // Type "end"

    await utils.sendKey("e", utils.kShiftKey);

    await utils.sendKey("n", utils.kShiftKey);

    await utils.sendKey("d", utils.kShiftKey);

    assert_equals(textarea.value.substr(textarea.value.length - 3), "end");

  }, "Pasting three times content with a newline at the end, the insertion caret keeps positioned at the end.");

</script>